The number of waves contained in unit length of medium is called
Elastic wave
Wave number
wave pulse
Electromagnetic wave
Wave number is the reciprocal of wavelength and is wirtten as
Amplitude of transmitted wave -
amplitude of transmitted wave
- wherein
amplitude of reflected wave
are velocity of wave in incident and transmitted wave.
amplitude of incident wave.
Option 1)
Elastic wave
This is incorrect
Option 2)
Wave number
This is correct
Option 3)
wave pulse
This is incorrect
Option 4)
Electromagnetic wave
This is incorrect
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